Question

The defining equation of the machine f which takes a number, divides it by 5, and then adds 20 to the result is

Answer 1

f(x) = x/5 + 20
f(x) = 5/x + 20
f(x) = 5 / (x+20)
f(x) = x / (5+20)

Answer 2

i said f(x)=x/5+20

Answer 3

correct